Gaya APA
2nd T&D summit Indonesia training and development. (2011).
Jakarta:
Erlangga.
Gaya Chicago
2nd T&D summit Indonesia training and development.
.
Jakarta:
Erlangga,
2011.
Text.
Gaya MLA
2nd T&D summit Indonesia training and development.
.
Jakarta:
Erlangga,
2011.
Text.
Gaya Turabian
2nd T&D summit Indonesia training and development.
Jakarta:
Erlangga,
2011.
Print.